There are many on-line translators nowadays, however, only a few of them make an accurate translation. Here there is a list of some useful translators.

Free Translator

http://www.freetranslation.com/
This web page has an on-line translator, a dictionary, a forum to discuss several translation matters, a web page translator, an e-mail translator, a news channel, Radio programs and TV channels; and if this is not enough, it also has an on-line translator search engine. Nevertheless, its translator has a limit of 200 words. In our opinion this is one of the most accurate and useful on-line translator.

Worldlingo

http://www.worldlingo.com/es/products_services/worldlingo_translator.html
This translator has no word limit; the user can contact with a professional translator and have his translation in a couple of hours. It has a web page translator, an e-mail translator, a document translator and e-bay list translator. The bad part of it is that it makes a literal translation.

PROMT

http://www.online-translator.com/
This translator is more or less accurate. However it has a downloadable application and many branch pages.

Google

It has many possible languages to translate. Moreover, it makes a simultaneous translation and shows many different options of the translation. In addition it has the possibility of listening the text you have written and the translation. The user can also see a transcription using a different alphabet. On the other hand, it only translates texts.

SDL

This is a good translator, very accurate, with several tools including web page translator, an interactive forum and so on. If the user is not pleased, the translator gives the option of using the Google translator tool.

Babylon

Babylon is a software which can be downloaded in the computer and it is very accurate. It includes a dictionary specialized in English.

Tradukka

A very accurate simultaneous translator with a great variety of languages, this simple translator can only translate texts.

imTranslation

This is a private translator in which you need to register to use the several applications. It includes a dictionary, a listening tool, a spell checker and a special keyboard for Cyrillic alphabet.

Frengly

It is a very simple but accurate translator with many languages to choose.

Applied Language

This one has many languages to choose to translate, only accurate in translation to English, however. It is not very complete, but includes a tool to translate web pages and E-mails.

To sum up on-line translators provide a useful help when there is any simple translation to be done but they are not adequate for longer or complex sentences.